Two. One to change it and one to yell "Ta-daa!" when he's done.
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It doesn't matter, mine itches so bad it's on fire, providing plenty of light for everyone in the room!
A: Twenty-one. One to change it and twenty to form a fact-finding committee to learn more about how it's done.
Just one, but doing it will make them think they're going to be an electrician in the future.
Stand in the middle of the street. If someone yells, "hey, get out of the street" you're in the US. If they yell, "get out of the street, eh" you're in Canada
Cirque d'Olay